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Cisy 426/Bbit 431:Multimedia Systems Question Paper

Cisy 426/Bbit 431:Multimedia Systems

Course:Computer Science

Institution: Kenya Methodist University question papers

Exam Year:2012

KENYA METHODIST UNIVERSITY

END OF 2ND TRIMESTER 2012 (EVENING) EXAMINATIONS
FACULTY : COMPUTING & INFORMATICS
DEPARTMENT : COMPUTER SCIENCE & BUSINESS INFORMATION
UNIT CODE : CISY 426/BBIT 431
UNIT TITLE : MULTIMEDIA SYSTEMS
TIME : 2 HOURS

Instructions: Answer Question One and any other Two Questions.

Question One

Define multi-media.

State the characteristics of multimedia and explain them.

(2 Marks)

Compare vector and BIT map graphics.

(8 Marks)

What is compression.

(1 Marks)

What are the main features of losslesscompression.

(4 Marks)

What is virtual reality.

(2 Marks)

What are the applications multimedia.

(8 Marks)

Question Two

Explain the main characteristics of entropy encoding and source encoding.

(8 Marks)

Explain in detail the multi-media application design process.

(10 Marks)

What is a colour wheel.

(2 Marks)

Question Three

Explain and distinguish the THREE colour models.

(9 Marks)

Using relevant an examples distinguish between graphic and a image.

(4 Marks)
(c) What is the function of standards in multimedia systems. (4 Marks)

Explain how the human eye perceives colour.

(2 Marks)

Question Four
(a) Using Shannon Fano compress the following strings. "ECCLECTIC" (8 Marks)
b) Use Runlength to compress the same string "ECCLECTIC". (4 Marks)

(b) What does file compression ensure in multimedia systems. (8 Marks)

Question Five

Distinguish between lossy and lossless compression.

(4 Marks)

Identify FOUR multimedia systems approaches.

(8 Marks)

Compare MPEG 1 and MPEG IV.

(8 Marks)

Cisy 426/Bbit 431:Multimedia Systems Question Paper

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